Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
include/net/netfilter/nf_conntrack_extend.h in the netfilter subsystem in the Linux kernel before 3.14.5 uses an insufficiently large data type for certain extension data, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via outbound network traffic that triggers extension loading, as demonstrated by configuring a PPTP tunnel in a NAT environment.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel netfilter子系统拒绝服务漏洞
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 3.14.4及之前版本的netfilter子系统中的include/net/netfilter/nf_conntrack_extend.h文件中存在安全漏洞，该漏洞源于程序没有为扩展数据分配足够大的数据类型。本地攻击者可借助出站网络流量利用该漏洞造成拒绝服务（空指针逆向引用和OOPS）。
CVSS Information
N/A
Vulnerability Type
N/A